66509900

素因数分解:

$2^2\times 5^2\times {\mathrm{127}}^1\times {\mathrm{5237}}^1$

素因数の和:5378

約数の個数: 36

約数和(自身を含む): 145490688

約数和(自身を除く): 78980788

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 127, 254, 508, 635, 1270, 2540, 3175, 5237, 6350, 10474, 12700, 20948, 26185, 52370, 104740, 130925, 261850, 523700, 665099, 1330198, 2660396, 3325495, 6650990, 13301980, 16627475, 33254950, 66509900]

約数ペア:

[(1, 66509900), (2, 33254950), (4, 16627475), (5, 13301980), (10, 6650990), (20, 3325495), (25, 2660396), (50, 1330198), (100, 665099), (127, 523700), (254, 261850), (508, 130925), (635, 104740), (1270, 52370), (2540, 26185), (3175, 20948), (5237, 12700), (6350, 10474)]